北师大版四年级数学下册小数乘法专项练习题74.docx

北师大版四年级数学下册小数乘法专项练习题74.docx

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北师大版四年级数学下册小数乘法专项练习题74

0.46×0.30.28×0.695×0.280.55×20.1

三、计算。

6.9×3.8＋10.84＋51×20.54＋2.3＋2.46

9.5×53＋9.5×471.25×4×0.08

5.7×0.6＋1.3×0.41700－0.99－1.01

一、口算。

0.6×4＝8×0.8＝0.04×1000＝0.006÷100＝

7.22×100＝20×0.6＝0.003×30＝0.3×2＝

二、列竖式计算。

2.5×0.75.4×1.47.9×0.770.76×69.3

0.73×0.045.5×0.970.4×0.455.6×93.2

三、计算。

84×11＋0.64.9＋0.27×0.70.94＋8＋6.06

3.9×4.4＋3.9×5.6125×8.4×0.8

5.8×0.7＋4.7×0.3460－0.58－6.42

一、口算。

0.3×8＝9×0.5＝0.005×100＝79.5÷10＝

0.937×100＝0.2×0.04＝0.009×90＝1.4×0.02＝

二、列竖式计算。

0.59×0.83.1×0.880.59×4.20.34×9.75

4.8×0.80.65×3.70.18×0.132.7×49.8

三、计算。

0.06×0.02＋0.115.8＋3.1×89.4＋9.6＋60.6

7.2×13＋7.2×8725×0.1×0.04

7.6×0.8＋3.6×0.36200－0.77－3.23

一、口算。

0.7×6＝4×0.2＝0.04×100＝0.389÷1000＝

8.96×1000＝0.09×0.8＝0.05×70＝0.4×0.08＝

二、列竖式计算。

0.13×0.036.3×5.40.63×45.1×24.3

7.1×0.62.5×0.540.74×4.74.3×7.96

三、计算。

7×60＋0.65.6＋7.6×0.78.1＋0.23＋91.9

0.15×5.1＋0.15×4.9125×8×0.2

0.55×0.06＋0.18×0.03900－0.87－2.13

一、口算。

0.6×4＝7×0.8＝0.1×100＝9.05÷1000＝

0.187×1000＝0.07×0.06＝0.009×4＝0.9×0.07＝

二、列竖式计算。

5.1×0.090.4×0.860.6×8.10.12×8.81

8.7×0.34.8×8.97.9×0.496.6×67.1

三、计算。

0.04×84＋0.50.89＋9.2×0.60.42＋9.7＋1.58

9.3×0.64＋9.3×0.360.25×30×0.04

6.7×0.5＋3.7×0.3160－9.7－80.3

一、口算。

0.4×4＝5×0.8＝0.005×100＝7.66÷10＝

0.897×10＝0.6×0.09＝0.03×2＝0.11×4＝

二、列竖式计算。

8.7×0.097.4×0.370.49×5.45.9×32.6

0.65×0.090.66×4.19×8.40.69×2.42

三、计算。

4×3.3＋1.11.1＋0.62×0.55.3＋6.7＋4.7

7.6×5.6＋7.6×4.4125×4×0.2

0.74×0.06－0.25×0.05730－2.2－37.8

一、口算。

0.2×5＝8×0.6＝0.6×1000＝0.446÷100＝

5.23×100＝0.4×0.08＝0.6×40＝1.1×60＝

二、列竖式计算。

0.97×0.030.4×6.12.4×0.980.83×87.9

7.9×0.40.62×8.70.45×0.610.61×6.58

三、计算。

47×0.6＋0.88.4＋43×20.22＋3.3＋0.78

2.1×2.6＋2.1×7.4125×65×2

8.3×0.6＋2.2×0.38200－9.9－40.1

一、口算。

0.4×5＝7×0.7＝0.7×100＝9.28÷100＝

0.137×1000＝0.3×0.03＝0.04×700＝0.07×70＝

二、列竖式计算。

0.31×0.53.8×0.841.2×8.40.33×71.4

0.97×0.076.9×0.170.21×2.58.8×8.1

三、计算。

0.68×0.37＋0.88＋37×49.1＋2.6＋50.9

4×9.8＋4×0.20.25×17×0.04

0.95×0.07－0.44×0.035900－0.16－4.84

一、口算。

0.6×7＝8×0.6＝0.06×10＝31÷100＝

93.5×1000＝20×0.8＝0.08×400＝0.18×20＝

二、列竖式计算。

8.2×0.53.9×0.830.11×3.66.3×18.6

0.82×0.090.38×0.631.3×8.61.6×6.23

三、计算。

5.4×4.5＋0.120.13＋0.99×0.31.7＋0.56＋48.3

0.36×0.91＋0.36×0.0925×0.49×2

9.6×0.8－1.2×0.49000－0.6－7.4

一、口算。

0.9×9＝8×0.3＝0.002×10＝0.412÷100＝

83.5×10＝0.8×0.03＝0.07×0.08＝1.7×7＝

二、列竖式计算。

5.8×0.75.8×63×7.10.48×4.62

8.4×0.50.39×0.460.64×4.30.89×78.3

三、计算。

0.13×7.4＋0.060.74＋0.64×0.71.5＋5.2＋98.5

1.7×0.58＋1.7×0.421.25×0.22×0.02

8×0.7－2.9×0.5810－8.5－51.5

一、口算。

0.4×9＝7×0.4＝0.005×1000＝54.6÷10＝

0.285×100＝0.8×0.6＝0.008×2＝1×80＝

二、列竖式计算。

1.6×0.020.28×0.556.4×5.87.9×66.6

0.22×0.022.9×3.40.33×3.58.9×3.93

三、计算。

5×2.2＋0.59.8＋52×0.20.89＋8.4＋1.11

7×91＋7×912.5×0.3×4

0.54×0.09－0.37×0.044800－0.47－2.53

一、口算。

0.2×9＝6×0.4＝0.8×100＝9.56÷100＝

3.71×1000＝0.01×0.06＝0.1×600＝1.7×0.08＝

二、列竖式计算。

5.3×0.080.47×0.110.46×8.23.4×10.7

5.4×0.42.2×0.253.9×0.797.7×55.8

三、计算。

1.2×0.09＋0.066.7＋9.7×0.50.21＋0.94＋8.79

7.8×32＋7.8×68125×6.5×8

5.6×0.7＋3×0.37200－0.17－6.83

一、口算。

0.6×9＝4×0.3＝0.009×100＝4.34÷10＝

6.71×1000＝0.1×0.2＝0.03×0.3＝0.01×0.8＝

二、列竖式计算。

0.35×0.91.1×0.467.3×0.327.6×15.8

9.1×0.30.18×0.67.2×0.384.5×83.8

三、计算。

4.7×6.1＋0.087.1＋83×0.94.3＋2.7＋85.7

8.5×32＋8.5×680.5×0.01×0.02

9.6×0.5－4.2×0.2